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CFSE使用方法

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2024年5月26日发(作者:奈映秋)

CellTrace

Cell Proliferation Kits

Catalog nos. C34554, C34557, C34564

Table 1 Contents and storage

Material

CellTrace

CSFE (Cat. no. C34554),

CellTrace

Violet (Cat. no. C34557), or

CellTrace

Far Red (Cat. no. C34564) (Component A)

DMSO (Component B)

Amount

10 vials

9 vials

500 μL

Storage

• ≤–20°C

• Desiccate

• Protect from light

≤–20°C

Stability

When stored as directed, the

product is stable for at least

1 year.

Number of reactions: Sufficient material is supplied for 180 reactions, based on the protocol below.

Approximate fluorescence excitation/emission maxima: CellTrace

CSFE: 492/517 in nm; CellTrace

Violet: 405/450 in nm;

CellTrace

Far Red: 630/661 in nm.

Introduction

The CellTrace

Cell Proliferation Kits provide versatile and well-retained cell tracing

reagents in a convenient and easy-to-use form. Each kit contains a CellTrace

reagent

(CellTrace

CSFE, CellTrace

Violet, or CellTrace

Far Red) in single-use vials to permit

small scale experiments without preparing excess quantities of stock solution. The

CellTrace

reagents easily diffuse into cells and bind covalently to intracellular amines,

resulting in stable, well-retained fluorescent staining that can be fixed with aldehyde

fixatives. Excess unconjugated reagent passively diffuses to the extracellular medium,

where it can be quenched with complete media and washed away.

Spectral CharacteristicsCellTrace

CSFE (Cat. no. C34554)

The approximate excitation and emission peaks of this product after hydrolysis are

492 nm and 517 nm, respectively. Cells labeled with CellTrace

CSFE reagent can be

visualized by fluorescence microscopy using standard fluorescein filter sets or analyzed

by flow cytometry in an instrument equipped with a 488-nm excitation source.

CellTrace

Violet (Cat. no. C34557)

The approximate excitation and emission peaks of this product after hydrolysis are

405 nm and 450 nm, respectively. Cells labeled with CellTrace

Violet reagent can be

visualized by fluorescence microscopy using standard DAPI filter sets or analyzed by

flow cytometry in an instrument equipped with a 405-nm excitation source.

CellTrace

Far Red (Cat. no. C34564)

The approximate excitation and emission peaks of this product after hydrolysis are

630 nm and 661 nm, respectively. Cells labeled with CellTrace

Far Red reagent can be

visualized by fluorescence microscopy using standard Cy

®

5 filter sets or analyzed by

flow cytometry in an instrument equipped with a 633/635-nm excitation source.

For Research Use Only. Not for use in diagnostic procedures.

MAN0002595 | MP34557

Revision: A.0

Figure 1 Generational tracing using CellTrace

Reagents. (A) Cell proliferation was followed for 8 generations using the CellTrace

Violet reagent. Human

peripheral blood mononuclear cells were harvested and stained with CellTrace

Violet reagent prior to stimulation with mouse anti-human CD3 (Cat. no.

MHCD0300) and Interleukin-2 (Cat. no. PHC0027) for 7 days. The discrete peaks in this histogram represent successive generations of live, CD4 positive cells.

Analysis was completed using an Attune

®

Acoustic Focusing Cytometer with 405-nm excitation and a 450/40 bandpass emission filter. The unstimulated

parent generation is indicated in red. (B) and (C) Cell Proliferation was followed for 7 generations using the CellTrace

CFSE and CellTrace

Far Red reagents,

respectively. Human T lymphocytes were harvested and stained with CellTrace

CFSE or CellTrace

Far Red reagent prior to stimulation with anti-human CD3

(Cat. no. MHCD0300) for 5 days. The discrete peaks in these histograms represent successive generations of live, SYTOX

®

Green (Cat. no. S34860) negative

cells. The unstimulated parent generation is indicated in blue (CellTrace

CFSE) or purple (CellTrace

Far Red). Analysis was completed using an Attune

®

Acoustic Focusing Cytometer with 488 nm excitation and a 530/30 nm bandpass emission filter for CellTrace

CFSE. Analysis was completed for CellTrace

Far Red using an Attune

®

Acoustic Focusing Cytometer with 638 nm excitation and a 660/20 nm bandpass emission filter.

A

4000

100

80

60

40

20

B

100

80

60

40

20

C

C

e

l

l

C

o

u

n

t

3000

2000

1000

P

e

r

c

e

n

t

o

f

M

a

x

P

e

r

c

e

n

t

o

f

M

a

x

0

10

2

10

3

10

4

10

5

10

6

0

10

3

10

4

10

5

10

6

0

10

3

10

4

10

5

10

6

CellTrace

Violet Fluorescence

CellTrace

CFSE Fluorescence

CellTrace

Far Red Fluorescence

Before Starting

Materials Required but Not

Provided

Cells of interest as a single-cell suspension

Phosphate-buffered saline (PBS) or similar protein-free buffer

Culture media containing protein such as FBS or BSA

Flow cytometer

Caution

No data are available addressing the mutagenicity or toxicity of CellTrace

reagents

(Component A). Handle the DMSO dye solution with caution because DMSO is known

to facilitate the entry of organic molecules into tissues. Always wear suitable protective

clothing, gloves, and eye/face protection when handling this reagent. Dispose of the

reagents in compliance with all pertaining local regulations.

Storage and Handling

Upon receipt, store the kit components desiccated at ≤–20°C until required for use.

When stored properly DMSO and dry CellTrace

reagents are stable for at least one

year. Allow the product to warm to room temperature before opening vials. Stock

solutions of CellTrace

reagents should be used only on the day of preparation. Avoid

repeated freezing and thawing of kit contents.

CellTrace

Cell Proliferation Kits

|

2

2024年5月26日发(作者:奈映秋)

CellTrace

Cell Proliferation Kits

Catalog nos. C34554, C34557, C34564

Table 1 Contents and storage

Material

CellTrace

CSFE (Cat. no. C34554),

CellTrace

Violet (Cat. no. C34557), or

CellTrace

Far Red (Cat. no. C34564) (Component A)

DMSO (Component B)

Amount

10 vials

9 vials

500 μL

Storage

• ≤–20°C

• Desiccate

• Protect from light

≤–20°C

Stability

When stored as directed, the

product is stable for at least

1 year.

Number of reactions: Sufficient material is supplied for 180 reactions, based on the protocol below.

Approximate fluorescence excitation/emission maxima: CellTrace

CSFE: 492/517 in nm; CellTrace

Violet: 405/450 in nm;

CellTrace

Far Red: 630/661 in nm.

Introduction

The CellTrace

Cell Proliferation Kits provide versatile and well-retained cell tracing

reagents in a convenient and easy-to-use form. Each kit contains a CellTrace

reagent

(CellTrace

CSFE, CellTrace

Violet, or CellTrace

Far Red) in single-use vials to permit

small scale experiments without preparing excess quantities of stock solution. The

CellTrace

reagents easily diffuse into cells and bind covalently to intracellular amines,

resulting in stable, well-retained fluorescent staining that can be fixed with aldehyde

fixatives. Excess unconjugated reagent passively diffuses to the extracellular medium,

where it can be quenched with complete media and washed away.

Spectral CharacteristicsCellTrace

CSFE (Cat. no. C34554)

The approximate excitation and emission peaks of this product after hydrolysis are

492 nm and 517 nm, respectively. Cells labeled with CellTrace

CSFE reagent can be

visualized by fluorescence microscopy using standard fluorescein filter sets or analyzed

by flow cytometry in an instrument equipped with a 488-nm excitation source.

CellTrace

Violet (Cat. no. C34557)

The approximate excitation and emission peaks of this product after hydrolysis are

405 nm and 450 nm, respectively. Cells labeled with CellTrace

Violet reagent can be

visualized by fluorescence microscopy using standard DAPI filter sets or analyzed by

flow cytometry in an instrument equipped with a 405-nm excitation source.

CellTrace

Far Red (Cat. no. C34564)

The approximate excitation and emission peaks of this product after hydrolysis are

630 nm and 661 nm, respectively. Cells labeled with CellTrace

Far Red reagent can be

visualized by fluorescence microscopy using standard Cy

®

5 filter sets or analyzed by

flow cytometry in an instrument equipped with a 633/635-nm excitation source.

For Research Use Only. Not for use in diagnostic procedures.

MAN0002595 | MP34557

Revision: A.0

Figure 1 Generational tracing using CellTrace

Reagents. (A) Cell proliferation was followed for 8 generations using the CellTrace

Violet reagent. Human

peripheral blood mononuclear cells were harvested and stained with CellTrace

Violet reagent prior to stimulation with mouse anti-human CD3 (Cat. no.

MHCD0300) and Interleukin-2 (Cat. no. PHC0027) for 7 days. The discrete peaks in this histogram represent successive generations of live, CD4 positive cells.

Analysis was completed using an Attune

®

Acoustic Focusing Cytometer with 405-nm excitation and a 450/40 bandpass emission filter. The unstimulated

parent generation is indicated in red. (B) and (C) Cell Proliferation was followed for 7 generations using the CellTrace

CFSE and CellTrace

Far Red reagents,

respectively. Human T lymphocytes were harvested and stained with CellTrace

CFSE or CellTrace

Far Red reagent prior to stimulation with anti-human CD3

(Cat. no. MHCD0300) for 5 days. The discrete peaks in these histograms represent successive generations of live, SYTOX

®

Green (Cat. no. S34860) negative

cells. The unstimulated parent generation is indicated in blue (CellTrace

CFSE) or purple (CellTrace

Far Red). Analysis was completed using an Attune

®

Acoustic Focusing Cytometer with 488 nm excitation and a 530/30 nm bandpass emission filter for CellTrace

CFSE. Analysis was completed for CellTrace

Far Red using an Attune

®

Acoustic Focusing Cytometer with 638 nm excitation and a 660/20 nm bandpass emission filter.

A

4000

100

80

60

40

20

B

100

80

60

40

20

C

C

e

l

l

C

o

u

n

t

3000

2000

1000

P

e

r

c

e

n

t

o

f

M

a

x

P

e

r

c

e

n

t

o

f

M

a

x

0

10

2

10

3

10

4

10

5

10

6

0

10

3

10

4

10

5

10

6

0

10

3

10

4

10

5

10

6

CellTrace

Violet Fluorescence

CellTrace

CFSE Fluorescence

CellTrace

Far Red Fluorescence

Before Starting

Materials Required but Not

Provided

Cells of interest as a single-cell suspension

Phosphate-buffered saline (PBS) or similar protein-free buffer

Culture media containing protein such as FBS or BSA

Flow cytometer

Caution

No data are available addressing the mutagenicity or toxicity of CellTrace

reagents

(Component A). Handle the DMSO dye solution with caution because DMSO is known

to facilitate the entry of organic molecules into tissues. Always wear suitable protective

clothing, gloves, and eye/face protection when handling this reagent. Dispose of the

reagents in compliance with all pertaining local regulations.

Storage and Handling

Upon receipt, store the kit components desiccated at ≤–20°C until required for use.

When stored properly DMSO and dry CellTrace

reagents are stable for at least one

year. Allow the product to warm to room temperature before opening vials. Stock

solutions of CellTrace

reagents should be used only on the day of preparation. Avoid

repeated freezing and thawing of kit contents.

CellTrace

Cell Proliferation Kits

|

2

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